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MAX 10 02SC 上电期间所有IO上有一个4ms的脉冲输出,怎么解决。
Hi,
我这边使用10M02SC设计,其中:
DEV_OE 悬空
NCONFIG GND
CONFIG_SEL GND
每次上电,我发现所有IO都会有一个约4ms的脉冲信号输出,我试过去除掉片内代码,配置过unused io状态,in-system-program时的IO状态
全部都无法改善。
请问这里有什么解决办法。
以上感谢各位。
下图中:蓝色为电源上电波形
黄色为IO上电时的波形
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Hi Bryan,
你好,是的。当power up 时,所有的i/O pin 会pull up。然后恢复原状
https://www.intel.com/content/dam/www/programmable/us/en/pdfs/literature/hb/max-10/ug_m10_config.pdf (58 页)
Thank You
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